Duda, Lyric S
Current rating: 1501
Record: 6-6
| Grand Prix Charlotte 2015 (modern) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 512 | Vanstory, Dalton (1500) | Lost 0-2 | -181500 |
| 2modern | 579 | Bigsby, Jarret (1432) | Won 2-0 | +161516 |
| 3modern | 536 | Johnson, Craig (1641) | Lost 1-2 | -151501 |
| 4modern | 553 | Kolman, Vincent (1517) | Won 2-0 | +181519 |
| 5modern | 493 | Westbrook, Andrew B (1503) | Lost 1-2 | -181501 |
| average opponent: 1518record: 2-3 | new rating: 1501 | |||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 278 | Stave, Joe (1500) | Lost 1-2 | -181482 |
| 2standard | 390 | Gegenheimer, James (1501) | Lost 1-2 | -181464 |
| 3standard | 649 | Born, Ryan (1393) | Won 2-0 | +171481 |
| 4standard | 553 | Flood, Nathan (1462) | Won 2-1 | +181499 |
| 5standard | 455 | Hill, Max (1601) | Won 2-1 | +201519 |
| 6standard | 321 | Traba, Alejandro (1466) | Won 2-1 | +171536 |
| 7standard | 139 | Guffy, Travis (1555) | Lost 1-2 | -181518 |
| average opponent: 1497record: 4-3 | new rating: 1518 | |||